The study of worms causing parasitic infestation in humans is known as:

Which animal possesses an incomplete,branched,and blind-sac digestive system?

In which of the following organisms,self-fertilization is rarely seen?

During its life cycle,the liver fluke ($Fasciola$ $hepatica$) infects its intermediate host and primary host,respectively,through which of the following larval stages?

What is correct about $Taenia$?

In which of the following organisms is self-fertilization seen?